80/20 revolution

Eitemau Tebyg

• The 80/20 Individual
  gan: Koch, Richard
  Cyhoeddwyd: (2003)
• THE 80/20 PRINCIPLES
  gan: KOCH RICHARD
  Cyhoeddwyd: (2017)
• The 80/20 individual how to accomplish more by doing less - the nine essentials of 80/20 success at work
  gan: Koch, Richard
• The 80/20 Principle the secret of achieving more with less
  gan: Koch, Richard
• 80/20 Principle : Achieve more with less
  gan: Koch Richard
  Cyhoeddwyd: (1997)